import type { QuestionBankOption, QuestionEntity, QuestionPageQuery } from '#/views/x/tms/question/types';

import { defHttp } from '#/api/request';

/** 正式路径：/api/tms/question/** */
const prefix = '/api/tms/question';

/** defHttp 成功时返回整包 ActionResult，页面需要裸 data */
async function unwrapData<T>(promise: Promise<any>): Promise<T> {
  const res = await promise;
  if (res && typeof res === 'object' && 'data' in res && ('code' in res || 'msg' in res)) {
    return res.data as T;
  }
  return res as T;
}

export function getQuestionBanks() {
  return unwrapData<QuestionBankOption[]>(defHttp.get({ url: `${prefix}/banks` }));
}

export function getQuestionAdmins() {
  return unwrapData<{ id: string; fullName: string }[]>(defHttp.get({ url: `${prefix}/admins` }));
}

export function getQuestionList(params: QuestionPageQuery) {
  return unwrapData<{ list: QuestionEntity[]; pagination: Record<string, any> }>(
    defHttp.get({ url: `${prefix}/list`, params }),
  );
}

export function getQuestionInfo(id: string) {
  return unwrapData<QuestionEntity>(defHttp.get({ url: `${prefix}/${id}` }));
}

export function createQuestion(data: QuestionEntity) {
  return unwrapData<string>(defHttp.post({ url: prefix, data }));
}

export function updateQuestion(data: QuestionEntity) {
  return unwrapData(defHttp.put({ url: `${prefix}/${data.id}`, data }));
}

/** 废弃 = 逻辑删除 */
export function invalidateQuestion(id: string) {
  return unwrapData(defHttp.put({ url: `${prefix}/${id}/invalidate` }));
}

/** 开放/不开放：open / closed */
export function setQuestionStatus(id: string, bizStatus: 'open' | 'closed') {
  return unwrapData(defHttp.put({ url: `${prefix}/${id}/status`, data: { bizStatus } }));
}

/** 导出试题 Excel */
export function exportQuestions(data: {
  ids?: string[];
  bankId?: string;
  questionType?: string;
  bizStatus?: string;
  keyword?: string;
}) {
  return defHttp.post(
    {
      url: `${prefix}/export`,
      data,
      responseType: 'blob',
    },
    {
      isReturnNativeResponse: true,
      isTransformResponse: false,
    },
  );
}

/** 下载导入模板 */
export function downloadQuestionImportTemplate() {
  return defHttp.get(
    {
      url: `${prefix}/import/template`,
      responseType: 'blob',
    },
    {
      isReturnNativeResponse: true,
      isTransformResponse: false,
    },
  );
}

export interface QuestionImportResult {
  successCount: number;
  failCount: number;
  errors?: string[];
}

/** 批量导入试题 */
export function importQuestions(file: File) {
  const formData = new FormData();
  formData.append('file', file);
  return unwrapData<QuestionImportResult>(
    defHttp.post({
      url: `${prefix}/import`,
      data: formData,
      headers: { 'Content-Type': 'multipart/form-data' },
    }),
  );
}